220680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{613}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 718380

約数和(自身を除く): 497700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 613, 1226, 1839, 2452, 3065, 3678, 4904, 5517, 6130, 7356, 9195, 11034, 12260, 14712, 18390, 22068, 24520, 27585, 36780, 44136, 55170, 73560, 110340, 220680]

約数ペア:

[(1, 220680), (2, 110340), (3, 73560), (4, 55170), (5, 44136), (6, 36780), (8, 27585), (9, 24520), (10, 22068), (12, 18390), (15, 14712), (18, 12260), (20, 11034), (24, 9195), (30, 7356), (36, 6130), (40, 5517), (45, 4904), (60, 3678), (72, 3065), (90, 2452), (120, 1839), (180, 1226), (360, 613)]